RES
1b:o-dgal-HEX-x:x|1:aldi
2s:n-acetyl
3b:x-dgro-dgal-NON-x:x|1:a|2:keto|3:d
4s:n-acetyl
5b:x-dgal-HEX-x:x
6s:sulfate
LIN
1:1d(2+1)2n
2:3d(5+1)4n
3:5o(6+1)6n